Born in Houston, TX, she was the daughter of Annette Smith Yarbrough and the late N.B. Yarbrough. In addition to her father, she was preceded in death by her husband, James “Jake” Cleveland Williamson. Day was a founding member of Mt. Harmony Baptist Church. She was a member of W.M.U, Burningtown Babes and former co-owner of Flutter by Fountains and Sculptures with her husband, Jake Williamson.